CNNmoney.com writes a piece called ‘How to Score with How-to Video‘, Niche players are resuscitating the subscription model to make money off homemade instructional websites.

(Business 2.0 Magazine) — When Evan Margolin launched SalsaBootCamp to sell instructional video clips online, everyone he knew told him it was a crazy idea. Why would people offer up their credit cards to him – a dance teacher known only to his students in San Francisco – when they could watch thousands of dance videos for free on sites like YouTube?

Yet aspiring salsa dancers have signed up in droves, even as Margolin has raised the monthly subscription price from $9 to $37. Four months after its launch, SalsaBootCamp.com is making $20,000 a month.

Here’s a question you need to ask yourself right now. What do you know a lot about that you can film and sell subscriptions to?

Think about how easy it would be to upload this content to a private member’s area and let people access it on a subscription?